Perplexity has launched an aggressive bid to capture the enterprise AI search market, unveiling Sonar, an API service that outperforms offerings from Google, OpenAI and Anthropic on key benchmarks while also undercutting their prices. The move signals a significant shift in the AI landscape, as Perplexity — now valued at $9 billion — directly challenges larger competitors by making its real-time, web-connected search capabilities available to developers and enterprises.